This Video Tutorial Will Describe how to change the structure of an existing table. This command will also work on other versions of database like Oracle 11g Database, Oracle 10g Database, Oracle 9i Database, Oracle 8i Database, Oracle 8 Database and so on.

This command is used to add, modify or delete the columns from the table. You can add, modify or delete a single column or multiple columns at a time.

Full Syntax will be given in this video tutorial about how to use the ALTER table command.

Along with the live example to add, modify or delete the columns from the table.

All the keywords, format, mandatory clauses etc are described in this video.